Home / 126,305.19-174,300.32-69,716.57

Finding the Fourth Proportional to 126,305.19, 174,300.32 and 69,716.57

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Solution

The fourth proportional to 126,305.19, 174,300.32 and 69,716.57 is: 96,208.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,305.19 : 174,300.32 = 69,716.57 : x
  2. Step 2: Convert to fraction form
    126,305.19/174,300.32 = 69,716.57/x
  3. Step 3: Cross multiply
    126,305.19x = 174,300.32 × 69,716.57
  4. Step 4: Simplify right side
    126,305.19x = 12,151,619,763.09
  5. Step 5: Solve for x
    x = 12,151,619,763.09/126,305.19
  6. Step 6: Final answer
    x = 96,208.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.